Use in a paint of a dry-ground calcium carbonate with a copolymer of (meth)acrylic acid with an alkoxy or hydroxy polyalkyleneglycol group
US8445579B2 · kind B2 · utility
1Cited by
2References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 14, 2012 |
| Grant date | May 21, 2013 |
| Priority date | — |
| Expiry date | Jun 23, 2032 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K3/26
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Provided is a method of producing a paint involving dry-grinding a calcium carbonate in the presence of a grinding aid agent which is a copolymer of (meth)acrylic acid with a monomer containing an alkoxy or hydroxy polyalkyleneglycol group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.